<template>
    <div>
        <el-form :inline="true">
            <el-form-item>
                <el-button type="primary"  @click="dialogVisible = true">新增</el-button>
            </el-form-item>
        </el-form>

        <el-table
                :data="tableData"
                style="width: 100%;margin-bottom: 20px;"
                row-key="id"
                border
                stripe
                default-expand-all
                :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
            <el-table-column prop="name" label="名称"></el-table-column>
            <el-table-column prop="perms" label="权限编码"></el-table-column>
            <el-table-column prop="icon" label="图标"></el-table-column>
            <el-table-column prop="type" label="类型">
                <template slot-scope="scope">
                    <el-tag size="small" v-if="scope.row.type === 0">目录</el-tag>
                    <el-tag size="small" v-else-if="scope.row.type === 1" type="success">菜单</el-tag>
                    <el-tag size="small" v-else-if="scope.row.type === 2" type="info">按钮</el-tag>
                </template>
            </el-table-column>
            <el-table-column prop="path" label="菜单URL"></el-table-column>
            <el-table-column prop="component" label="菜单组件"></el-table-column>
            <el-table-column prop="orderNum" label="排序号"></el-table-column>
            <el-table-column prop="statu" label="状态">
                <template slot-scope="scope">
                    <el-tag size="small" v-if="scope.row.statu === 1" type="success">正常</el-tag>
                    <el-tag size="small" v-else-if="scope.row.statu === 0" type="danger">禁用</el-tag>
                </template>
            </el-table-column>
            <el-table-column label="操作">
                <template slot-scope="scope">
                        <el-button type="text" @click="editHandler(scope.row.id)">编辑</el-button>
                    <el-divider direction="vertical"></el-divider>
                    <template>
                        <el-popconfirm title="这是一段内容确定删除吗？" @confirm="deleteHandler(scope.row.id)">
                            <el-button type="text" slot="reference">删除</el-button>
                        </el-popconfirm>
                    </template>
                </template>
            </el-table-column>
        </el-table>

        <!--新增对话框-->
        <el-dialog
                title="提示"
                :visible.sync="dialogVisible"
                width="600px"
                :before-close="handleClose">
            <el-form :model="editForm" :rules="editFormRules" ref="editForm" label-width="100px" class="demo-editForm">
                <el-form-item label="上级菜单" prop="parentId">
                    <el-select v-model="editForm.parentId" placeholder="请选择上级菜单">
                        <template v-for="item in tableData">
                            <el-option :label="item.name" :value="item.id"></el-option>
                            <template v-for="child in item.children">
                                <el-option :label="child.name" :value="child.id">
                                    <span>{{"- " + child.name}}</span>
                                </el-option>
                            </template>
                        </template>
                    </el-select>
                </el-form-item>

                <el-form-item label="菜单名称" prop="name" label-width="100px">
                    <el-input v-model="editForm.name" autocomplete="off"></el-input>
                </el-form-item>

                <el-form-item label="权限编码" prop="perms" label-width="100px">
                    <el-input v-model="editForm.perms" autocomplete="off"></el-input>
                </el-form-item>

                <el-form-item label="图标" prop="icon" label-width="100px">
                    <el-input v-model="editForm.icon" autocomplete="off"></el-input>
                </el-form-item>
                <el-form-item label="菜单URL" prop="path" label-width="100px">
                    <el-input v-model="editForm.path" autocomplete="off"></el-input>
                </el-form-item>

                <el-form-item label="菜单组件" prop="component" label-width="100px">
                    <el-input v-model="editForm.component" autocomplete="off"></el-input>
                </el-form-item>

                <el-form-item label="类型" prop="type" label-width="100px">
                    <el-radio-group v-model="editForm.type">
                        <el-radio :label=0>目录</el-radio>
                        <el-radio :label=1>菜单</el-radio>
                        <el-radio :label=2>按钮</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item label="状态" prop="statu" label-width="100px">
                    <el-radio-group v-model="editForm.statu">
                        <el-radio :label=0>禁用</el-radio>
                        <el-radio :label=1>正常</el-radio>
                    </el-radio-group>
                </el-form-item>

                <el-form-item label="排序号" prop="orderNum" label-width="100px">
                    <el-input-number v-model="editForm.orderNum" :min="1" label="排序号">1</el-input-number>
                </el-form-item>

            </el-form>
            <span slot="footer" class="dialog-footer">
                <el-button @click="dialogVisible = false">取 消</el-button>
                <el-button type="primary" @click="submitForm('editForm')">确 定</el-button>
            </span>
        </el-dialog>
    </div>
</template>

<script>
    export default {
        name: "Menu",
        data() {
            return {
                dialogVisible: false,
                editForm: {

                },
                editFormRules: {
                    parentId: [
                        {required: true, message: '请选择上级菜单', trigger: 'blur'}
                    ],
                    name: [
                        {required: true, message: '请输入名称', trigger: 'blur'}
                    ],
                    perms: [
                        {required: true, message: '请输入权限编码', trigger: 'blur'}
                    ],
                    type: [
                        {required: true, message: '请选择状态', trigger: 'blur'}
                    ],
                    orderNum: [
                        {required: true, message: '请填入排序号', trigger: 'blur'}
                    ],
                    statu: [
                        {required: true, message: '请选择状态', trigger: 'blur'}
                    ]
                },
                tableData: []
            }
        },
        created() {
            this.getMenuTree()
        },
        methods: {
            getMenuTree(){
                this.$axios.get("/sys/menu/list").then(response => {
                    this.tableData = response.data
                }).catch(error => {
                })
            },
            submitForm(formName){
                this.$refs[formName].validate((valid) => {
                    if (valid) {
                        this.$axios.post('/sys/menu/' + (this.editForm.id ? 'update' : 'save'),this.editForm).then(response => {
                            this.$message({
                                showClose: true,
                                message: '恭喜你，操作成功',
                                type: 'success',
                                onClose: () => {
                                    this.getMenuTree()
                                }
                            });
                            this.dialogVisible = false
                            this.resetForm('editForm')
                        }).catch(error => {
                        })
                    } else {
                        console.log('error submit!!');
                        return false;
                    }
                });
            },
            editHandler(id){
                this.$axios.get('/sys/menu/info/' + id).then(response => {
                    this.editForm = response.data

                    this.dialogVisible  = true
                }).catch(error => {
                })
            },
            resetForm(formName) {
                this.$refs[formName].resetFields();
                this.editForm = {}
            },
            handleClose(){
                this.dialogVisible = false
                this.resetForm('editForm')
            },
            deleteHandler(id){
                this.$axios.post('/sys/menu/delete/' + id).then(response => {
                    this.$message({
                        showClose: true,
                        message: '恭喜你，操作成功',
                        type: 'success',
                        onClose: () => {
                            this.getMenuTree()
                        }
                    });
                }).catch(error => {
                })
            }
        }
    }
</script>

<style scoped>

</style>
